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[v2,2/2] platform/surface: aggregator: Use serdev_acpi_get_uart_resource() helper

Message ID 20210804142959.67981-2-andriy.shevchenko@linux.intel.com (mailing list archive)
State Superseded, archived
Headers show
Series [v2,1/2] serdev: Split and export serdev_acpi_get_uart_resource() | expand

Commit Message

Andy Shevchenko Aug. 4, 2021, 2:29 p.m. UTC
serdev provides a generic helper to get UART Serial Bus resources.
Use it instead of an open coded variant.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Maximilian Luz <luzmaximilian@gmail.com>
---
v2: added Rb tag (Maximilian)
 drivers/platform/surface/aggregator/core.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)
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Patch

diff --git a/drivers/platform/surface/aggregator/core.c b/drivers/platform/surface/aggregator/core.c
index 279d9df19c01..c61bbeeec2df 100644
--- a/drivers/platform/surface/aggregator/core.c
+++ b/drivers/platform/surface/aggregator/core.c
@@ -301,20 +301,13 @@  static acpi_status ssam_serdev_setup_via_acpi_crs(struct acpi_resource *rsc,
 						  void *ctx)
 {
 	struct serdev_device *serdev = ctx;
-	struct acpi_resource_common_serialbus *serial;
 	struct acpi_resource_uart_serialbus *uart;
 	bool flow_control;
 	int status = 0;
 
-	if (rsc->type != ACPI_RESOURCE_TYPE_SERIAL_BUS)
+	if (!serdev_acpi_get_uart_resource(rsc, &uart))
 		return AE_OK;
 
-	serial = &rsc->data.common_serial_bus;
-	if (serial->type != ACPI_RESOURCE_SERIAL_TYPE_UART)
-		return AE_OK;
-
-	uart = &rsc->data.uart_serial_bus;
-
 	/* Set up serdev device. */
 	serdev_device_set_baudrate(serdev, uart->default_baud_rate);